package identity;

import java.util.HashSet;
import java.util.Set;

public class Role {

        private final String name;

        private final Set<User> users = new HashSet<User>();

        public Role(String name) {
                super();
                this.name = name;
        }
        
        public void addUser(User user) {
                users.add(user);
        }
        
        public boolean containUser(User user) {
                return users.contains(user);
        }

        public String getName() {
                return name;
        }

        public Set<User> getUsers() {
                return users;
        }

        @Override
        public int hashCode() {
                final int prime = 31;
                int result = 1;
                result = prime * result + ((name == null) ? 0 : name.hashCode());
                return result;
        }

        @Override
        public boolean equals(Object obj) {
                if (this == obj)
                        return true;
                if (obj == null)
                        return false;
                if (getClass() != obj.getClass())
                        return false;
                Role other = (Role) obj;
                if (name == null) {
                        if (other.name != null)
                                return false;
                } else if (!name.equals(other.name))
                        return false;
                return true;
        }

}
